From 5c1ea1aa8236241a1cbab9117a82d8c972257bf0 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Wed, 20 Mar 2019 23:48:22 +0000
Subject: [PATCH] generate-plag: add an autogeneration comment

---
 generate-plag | 1 +
 1 file changed, 1 insertion(+)

diff --git a/generate-plag b/generate-plag
index 28b4437..7e95c82 100755
--- a/generate-plag
+++ b/generate-plag
@@ -45,6 +45,7 @@ BEGIN { unshift @INC, qw(.); }
 use Parse;
 
 sub output_planar_graph () {
+  o("# autogenerated by generate-plag.  do not edit\n");
   foreach my $ra (sort keys %region) {
     o(plag_prs($ra), "\n");
     if ($ra eq $c{Sea} || $ra =~ m/^L2?$/) { o(" :outer\n"); }
-- 
2.30.2